Place pineapple slices on hot grill rack and cook 10 minutes or until browned an both sides, turning over once.

Stir mint into remaining lime mixture and pat onto both sides of chicken. Sprinkle chicken with 1/2 teaspoon salt and 1/4 teaspoon freshly ground black pepper to season both sides. Place chicken on hot grill rack and cook 5 minutes or until chicken is browned on both sides and no longer prink throughout, turning over once. Serve chicken with pineapple and lime wedges.